Battery case



FIG. 1 is a top, front and left perspective view of a battery case showing my new design in an opened status;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a rear, bottom and right perspective view thereof; and,

FIG. 9 is a rear, bottom and right perspective view showing my new design in a closed status.

The broken lines shown represent portions of the battery case that form no part of the claimed design. 

CLAIM The ornamental design for a “battery case,” as shown and described. 